MAC Half Marathon & Two Person Relay Baltimore's Original Spring Half Marathon and Two Person Relay Benefiting "The House of Ruth" Presented by Saturday, May 19, 2012 | 8:00 am NCR Trail in Freeland, MD Registration closes May 2, 2012. RACE FAQ's What kind of course is it? The first leg will be about 5.7 miles from Freeland to Parkton and the 2nd leg is 7.5 miles from Parkton to the turn around back to Freeland. Is there parking and/or overflow parking? Yes, there is on sight parking at the start and an overflow parking lot with shuttle service to and from. Yes, every half marathoner gets a nice medal and there are prizes for the first 3 men and women and the first 2 relay teams.